Mistress Jane has tapped into the universe's darkest secret to create the Blade of Shattered Hope, and now she is ready to risk billions of lives to set her plan to attain a utopian reality for the future of mankind in motion.

While waiting to leave Mars before it burns up just like the Earth before it, Liam and his friend Phoebe discover some facts about time and space and realize that the human race is just one of the races trying to survive in space.

Ax and the Animorphs flee the Yeerks, who seek to find the blue cube that gives the kids the ability to morph.

"Asteroids come in all shapes and sizes--and hit our planet in them, too. But what happens if a catastrophically large one approaches earth? By looking on the ground at historical asteroid craters and present-day falls, and up into space for the big ones yet to come, a wide variety of scientists are trying to figure out how to track asteroids--and how to avoid devastating impacts in the future."--

When an unexplained blackout engulfs Stonetown, Benedict Society members Reynie, Kate, Sticky, and Constance follow clues on an adventure that threatens to separate them from their families, friends, and even one another.

Professor Hardwigg, his nephew Harry, and their guide Hans explore a volcanic crater in Iceland that leads them to the center of the Earth and to incredible and horrifying discoveries.

From Kwame Mbalia and Prince Joel David Makonnen comes an Afrofuturist adventure about a mythical Ethiopian empire. Sci-fi and fantasy combine in this epic journey to the stars. Yared Heywat lives an isolated life in Addis Prime, a hardscrabble city with rundown tech, lots of rules, and not much to do. His worrywart Uncle Moti and bionic lioness Besa are his only family...and his only friends. Often in trouble for his thrill-seeking antics and wisecracking...

Time-travelers Jonah and Katherine are summoned to help another missing child from history, this time Virginia Dare from the Roanoke Colony, but their journey is sabotaged and goes dangerously awry, leaving them in the wrong time period. Includes author's note about the history of Roanoke Colony and Virginia Dare.

America's most celebrated astrophysicist invites young readers to explore the mysteries of the universe.

Max Einstein and a group of international geniuses use their creativity and curiosity to help solve some of the world's toughest problems with science.